The relationship between Rachel and Gene remains strained as Charlie shows her mom how much she's grown. Meanwhile, Neville gives Jason a determined proclamation.

Monroe leads Connor and Charlie on a risky mission, as Miles and Rachel keep an eye on things in Willoughby. Meanwhile, Neville gets a new assignment and Aaron reunites with an old friend.

Monroe, Charlie and Connor make their way back to Willoughby, where they find that the Patriots' reeducation center is up and running. An encounter with two of the center's young cadets leaves Rachel and Miles divided on the lengths they are willing to go in order to take down the Patriots. As Neville and Jason find a new ally for their mission, more about the history of the Patriots is revealed.

Truman, empowered with new authority from the President, launches a mustard gas attack designed to kill Miles and Monroe. To Rachel's disappointment, Miles agrees to join Monroe in a ruthless plot to beat the Patriots at their own game. As Neville faces his own challenge from the Patriots, Aaron grows increasingly alarmed by the power of the nanotech.